| 2026 |
| 09/30 | 263 | 264 | 259 | 259 | -1.15% | 15,700 | - | 0% |
| 09/29 | 265 | 269 | 260 | 262 | -0.38% | 32,300 | - | +1.55% |
| 09/28 | (IR情報)19:00 連結子会社の異動を伴う子会社による株式取得(孫会社化)に関するお知らせ |
| 09/28 | 260 | 267 | 260 | 263 | +1.54% | 23,800 | - | +2.33% |
| 09/25 | 256 | 259 | 254 | 259 | +1.17% | 11,500 | - | +0.78% |
| 09/24 | 255 | 256 | 254 | 256 | 0% | 13,900 | - | 0% |
| 09/18 | 255 | 259 | 254 | 256 | -0.39% | 17,600 | - | 0% |
| 09/17 | 254 | 258 | 254 | 257 | +0.39% | 27,900 | - | +0.78% |
| 09/16 | (IR情報)15:30 血糖上昇に伴う口渇・のどの渇きを緩和「ケイヒ末[顆粒]GS」新発売 |
| 09/16 | 253 | 257 | 251 | 256 | +0.39% | 18,300 | - | +0.39% |
| 09/15 | (IR情報)15:30 (開示事項の経過)第三者割当による自己株式処分の払込完了に関するお知らせ |
| 09/15 | 256 | 257 | 251 | 255 | -1.16% | 38,700 | - | +0.39% |
| 09/14 | 267 | 267 | 257 | 258 | -1.9% | 32,000 | - | +1.57% |
| 09/11 | 265 | 270 | 259 | 263 | -1.5% | 55,400 | - | +3.95% |
| 09/10 | (IR情報)11:30 東京証券取引所スタンダード市場への市場区分変更に関するお知らせ |
| 09/10 | 270 | 270 | 266 | 267 | -3.96% | 46,400 | - | +5.95% |
| 09/09 | 267 | 278 | 261 | 278 | +2.21% | 77,600 | - | +10.76% |
| 09/08 | 281 | 302 | 272 | 272 | -0.73% | 523,500 | - | +8.8% |
| 09/07 | 280 | 298 | 274 | 274 | -9.57% | 273,400 | - | +10.04% |
| 09/04 | (IR情報)15:30 10億人が利用するChatGPTの対話型AIプラットフォームを活用した「ChatGPT広告」運用支援サービス提供開始に関するお知らせ |
| 09/04 | 260 | 310 | 260 | 303 | +19.76% | 2,159,100 | - | +22.18% |
| 09/03 | (IR情報)17:30 東京証券取引所スタンダード市場への上場市場区分変更承認及び当社株式の監理銘柄(審査中)指定解除に関するお知らせ |
| 09/03 | 255 | 255 | 250 | 253 | -0.78% | 9,400 | - | +3.27% |
| 09/02 | 258 | 259 | 255 | 255 | -0.78% | 14,000 | - | +4.08% |
| 09/01 | 249 | 259 | 248 | 257 | +3.63% | 21,200 | - | +5.33% |
| 08/31 | (IR情報)15:30 事業計画及び成長可能性に関する事項 |
| 08/31 | 246 | 250 | 245 | 248 | +0.81% | 21,600 | - | +1.64% |
| 08/28 | (IR情報)15:30 日本医療支援株式会社との資本業務提携及び第三者割当による自己株式処分に関するお知らせ |
| 08/28 | 244 | 246 | 243 | 246 | +0.41% | 11,300 | - | +0.82% |
| 08/27 | 242 | 245 | 242 | 245 | +0.41% | 14,700 | - | +0.82% |
| 08/26 | (IR情報)15:30 財務報告に係る内部統制の開示すべき重要な不備の解消に関するお知らせ |
| 08/26 | 243 | 245 | 243 | 244 | 0% | 5,200 | - | +0.41% |
| 08/25 | 243 | 245 | 242 | 244 | +0.41% | 4,500 | - | +0.41% |
| 08/24 | 242 | 243 | 241 | 243 | +0.41% | 12,000 | - | 0% |
| 08/21 | 242 | 244 | 242 | 242 | -0.41% | 6,200 | - | -0.82% |
| 08/20 | 244 | 244 | 243 | 243 | 0% | 4,300 | - | -0.41% |
| 08/19 | 243 | 244 | 242 | 243 | 0% | 6,300 | - | -0.82% |
| 08/18 | 244 | 245 | 243 | 243 | -0.41% | 5,500 | - | -0.82% |
| 08/17 | 243 | 246 | 243 | 244 | +0.41% | 11,100 | - | -0.81% |
| 08/14 | 244 | 244 | 242 | 243 | -0.41% | 12,100 | - | -1.22% |
| 08/13 | 244 | 247 | 244 | 244 | 0% | 12,800 | - | -0.81% |
| 08/12 | 244 | 247 | 243 | 244 | 0% | 22,600 | - | -1.21% |
| 08/10 | 243 | 244 | 241 | 244 | +0.41% | 14,600 | - | -1.21% |
| 08/07 | 243 | 244 | 243 | 243 | -0.41% | 5,800 | - | -1.22% |
| 08/06 | 242 | 246 | 242 | 244 | 0% | 8,700 | - | -0.81% |
| 08/05 | 243 | 245 | 243 | 244 | +0.41% | 5,500 | - | -0.81% |
| 08/04 | 243 | 245 | 242 | 243 | 0% | 2,800 | - | -1.22% |
| 08/03 | 242 | 244 | 242 | 243 | -1.22% | 8,900 | - | -0.82% |
| 07/31 | 245 | 246 | 243 | 246 | +0.82% | 16,200 | - | +0.41% |
| 07/30 | 242 | 245 | 242 | 244 | +0.83% | 10,600 | - | 0% |
| 07/29 | 243 | 244 | 242 | 242 | -0.41% | 14,300 | - | -0.82% |
| 07/28 | 243 | 245 | 243 | 243 | 0% | 5,500 | - | 0% |
| 07/27 | 243 | 245 | 242 | 243 | +0.41% | 6,700 | - | 0% |
| 07/24 | 245 | 245 | 241 | 242 | +0.41% | 23,400 | - | 0% |
| 07/23 | 247 | 247 | 240 | 241 | -0.82% | 4,300 | - | -0.41% |
| 07/22 | 242 | 246 | 241 | 243 | +0.83% | 21,400 | - | +0.83% |
| 07/21 | 245 | 246 | 241 | 241 | -2.03% | 19,400 | - | 0% |
| 07/17 | 254 | 254 | 245 | 246 | -3.15% | 22,900 | - | +2.5% |
| 07/16 | 256 | 257 | 252 | 254 | -3.05% | 29,800 | - | +5.83% |
| 07/15 | (IR情報)15:30 2026年5月期決算説明資料 |
| 07/15 | (IR情報)15:30 2026年5月期の連結業績予想値と実績値との差異及び個別業績の前期実績値との差異、並びに営業外収益(為替差益)の計上に関するお知らせ |
| 07/15 | (IR情報)15:30 2026年5月期決算短信〔日本基準〕(連結) |
| 07/15 | 255 | 262 | 255 | 262 | +3.15% | 28,900 | - | +9.62% |
| 07/14 | 252 | 254 | 251 | 254 | +0.79% | 11,400 | - | +6.72% |
| 07/13 | 253 | 255 | 252 | 252 | +0.4% | 13,000 | - | +6.33% |
| 07/10 | 255 | 258 | 251 | 251 | -1.18% | 13,200 | - | +5.91% |
| 07/09 | 257 | 260 | 250 | 254 | -0.39% | 15,400 | - | +7.17% |
| 07/08 | 249 | 255 | 249 | 255 | +3.24% | 23,000 | - | +8.05% |
| 07/07 | 245 | 250 | 245 | 247 | +1.23% | 11,500 | - | +4.66% |
| 07/06 | 240 | 248 | 240 | 244 | +1.67% | 19,300 | - | +3.39% |
| 07/03 | 236 | 245 | 236 | 240 | +0.42% | 31,400 | - | +1.27% |
| 07/02 | 236 | 241 | 236 | 239 | +1.7% | 15,900 | - | +0.42% |
| 07/01 | 236 | 238 | 235 | 235 | -0.42% | 8,900 | - | -1.67% |
| 06/30 | 237 | 238 | 235 | 236 | 0% | 5,800 | - | -2.07% |
| 06/29 | 230 | 236 | 230 | 236 | +2.61% | 11,700 | - | -2.88% |
| 06/26 | 232 | 233 | 229 | 230 | -1.29% | 10,500 | - | -6.12% |
| 06/25 | 227 | 235 | 227 | 233 | +2.19% | 28,400 | - | -5.67% |
| 06/24 | 229 | 229 | 225 | 228 | -0.44% | 13,000 | - | -8.43% |
| 06/23 | 229 | 230 | 227 | 229 | 0% | 24,800 | - | -9.13% |
| 06/22 | 230 | 234 | 229 | 229 | -0.87% | 14,400 | - | -10.2% |
| 06/19 | 233 | 235 | 230 | 231 | 0% | 15,100 | - | -10.12% |
| 06/18 | 233 | 234 | 228 | 231 | -0.43% | 19,800 | - | -11.15% |
| 06/17 | 229 | 233 | 229 | 232 | +0.87% | 13,900 | - | -11.79% |
| 06/16 | 230 | 232 | 230 | 230 | -0.43% | 10,900 | - | -13.53% |
| 06/15 | 234 | 235 | 228 | 231 | -1.28% | 29,900 | - | -13.81% |
| 06/12 | 233 | 236 | 233 | 234 | +0.43% | 11,100 | - | -13.65% |
| 06/11 | 233 | 234 | 231 | 233 | -0.43% | 15,000 | - | -14.96% |
| 06/10 | 237 | 237 | 233 | 234 | -2.09% | 22,300 | - | -15.52% |
| 06/09 | 240 | 241 | 237 | 239 | -0.42% | 14,000 | - | -14.64% |
| 06/08 | 240 | 242 | 238 | 240 | -1.23% | 20,000 | - | -14.89% |
| 06/05 | 240 | 245 | 236 | 243 | 0% | 26,700 | - | -14.74% |
| 06/04 | 228 | 243 | 228 | 243 | +0.83% | 85,600 | - | -15.33% |
| 06/03 | 257 | 259 | 231 | 241 | -7.31% | 186,200 | - | -16.9% |
| 06/02 | 269 | 269 | 255 | 260 | -3.35% | 42,900 | - | -10.96% |
| 06/01 | (IR情報)15:30 取締役の辞任に関するお知らせ |
| 06/01 | 275 | 277 | 265 | 269 | +1.51% | 29,900 | - | -8.5% |
| 05/29 | (IR情報)18:30 東京証券取引所スタンダード市場への市場区分変更申請に関するお知らせ |
| 05/29 | (IR情報)18:30 当社株式の監理銘柄(審査中)指定に関するお知らせ |
| 05/29 | 263 | 270 | 259 | 265 | 0% | 76,400 | - | -10.17% |
| 05/28 | 282 | 282 | 265 | 265 | -6.36% | 407,800 | - | -10.77% |
| 05/27 | 293 | 293 | 275 | 283 | -3.08% | 101,400 | - | -5.03% |
| 05/26 | 290 | 292 | 287 | 292 | +1.74% | 19,100 | - | -2.34% |
| 05/25 | 288 | 290 | 284 | 287 | +0.7% | 26,200 | - | -4.01% |
| 05/22 | 284 | 286 | 281 | 285 | +1.79% | 49,600 | - | -5% |
| 05/21 | 293 | 295 | 275 | 280 | -4.44% | 102,800 | - | -6.98% |
| 05/20 | 298 | 300 | 288 | 293 | -2.01% | 47,500 | - | -2.98% |
| 05/19 | 296 | 300 | 296 | 299 | +1.01% | 11,300 | - | -1.32% |
| 05/18 | 300 | 301 | 295 | 296 | -1.33% | 37,700 | - | -2.31% |
| 05/15 | 304 | 305 | 296 | 300 | +0.33% | 50,700 | - | -0.99% |
| 05/14 | 304 | 304 | 298 | 299 | +0.34% | 19,600 | - | -1.32% |
| 05/13 | 301 | 302 | 297 | 298 | -0.67% | 22,300 | - | -1.97% |
| 05/12 | 304 | 305 | 298 | 300 | -1.32% | 39,700 | - | -1.32% |
| 05/11 | 305 | 306 | 304 | 304 | 0% | 7,300 | - | 0% |
| 05/08 | 307 | 307 | 304 | 304 | -0.33% | 10,900 | - | +0.33% |
| 05/07 | 307 | 308 | 302 | 305 | 0% | 29,000 | - | +0.66% |